package cn.cjy.servlet;

import java.io.IOException;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;

import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import cn.cjy.model.Catalog;
import cn.cjy.service.CatalogService;
import cn.cjy.service.impl.CatalogServiceImpl;



/**
 * Servlet implementation class AdminUpdateCatalogServlet
 */
@WebServlet("/AdminUpdateCatalogServlet")
public class AdminUpdateCatalogServlet extends HttpServlet {
	private static final long serialVersionUID = 1L;
       
    /**
     * @see HttpServlet#HttpServlet()
     */
    public AdminUpdateCatalogServlet() {
        super();
        // TODO Auto-generated constructor stub
    }

	/**
	 * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		request.setCharacterEncoding("utf-8");

		String title = request.getParameter("title");
		String parent_id = request.getParameter("parent_id");

		Catalog catalog = new Catalog();
		catalog.setTitle(title);
		catalog.setParent_id(Integer.parseInt(parent_id));

		CatalogService catalogService = new CatalogServiceImpl();
		int n = catalogService.update(catalog);
		if(n>=1) {
			request.setAttribute("information", "更新成功");
			request.setAttribute("url", "AdminSelectAllCatalogServlet");
			request.setAttribute("second", 3);
			RequestDispatcher dispatcher=request.getRequestDispatcher("admin/tip.jsp");
			dispatcher.forward(request, response);
		}else {
			request.setAttribute("information", "更新失败");
			request.setAttribute("url", "AdminSelectAllCatalogServlet");
			request.setAttribute("second", 3);
			RequestDispatcher dispatcher=request.getRequestDispatcher("admin/tip.jsp");
			dispatcher.forward(request, response);
		}
	}

	/**
	 * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		// TODO Auto-generated method stub
		doGet(request, response);
	}

}
